.levelChoose {
    width: 600px;
    height: 350px;
    background-color: #F5F5F5;
    border-radius: 4px;
    position: relative;
    /* display: flex; */
    justify-content: center;
    flex-direction: column;
    background: url(../img/levelChoose/easy_level_bg.jpg) no-repeat center center/100% 100%;
}

.levelChoose .content1 {
    height: 40px;
}

.levelChoose .content2 {
    width: 600px;
    height: 329px;
    border-radius: 4px;
    position: relative;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center center;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.levelChoose .content2 .level {
    width: 60px;
    height: 60px;
    margin: 10px;
    border: none;
    background: url(../img/levelChoose/passed.png) no-repeat center center/100% 100%;
    transition: transform 0.2s ease-in-out;
    cursor: pointer;
}

.levelChoose .content2 .level:hover {
    transform: scale(1.2);
}